package edu.yctc.patterns.service;

import edu.yctc.patterns.entity.ResultDO;
import edu.yctc.patterns.entity.UserDO;

public interface UserIService {

    /**
     * 登陆
     * 
     * @param userDO
     * @return
     */
    public ResultDO<Long> signin(UserDO userDO);

}
